With the rapid development of the internet, the 5G cloud computing environment is gradually replacing the traditional computing environment. The social adaptation level of college students in this environment is an important indicator of whether college students can effectively integrate into the society. This article aims to study the design and reform of ice and snow sports education in the 5G cloud computing environment to enhance the social adaptability of college students. On this basis, in order to improve the social adaptability of southern university students, research on ice and snow sports education is proposed. This paper uses the literature method to study the characteristics of ice and snow sports education and the training model of social adaptability, constructs an experimental study on improving the social adaptability of southern college students, analyzes the overall impact of college students’ participation in ice and snow sports education on social adaptability, and compares the situation with college students’ participation in different sports to improve social adaptability. The social adaptability of college students from the lower grades to the upper grades is gradually enhanced, and the social adaptability score of boys is 35.8, the score of girls’ social adaptability is 33.7, and the scores of boys are higher than those of girls.

The background of this article comes from the marathon craze in China. The main purpose of this paper is to analyze the common people's morning exercise behavior, reveal the motivation and social background behind people's running phenomenon, and provide reasonable suggestions for national fitness. This paper makes a long-term follow-up observation on the morning exercise activities and competition behaviors of a group of runners, by using sociological and anthropological research methods such as field investigation and deep description. This paper deeply depicts the group image of mass runners, describes the different mentality of different runners when they run and participate in competitions, reveals the social background and deep-seated motivation of mass fitness in the new era, so as to improve public fitness behavior and cultivate public fitness, to provide reference and suggestions for further promoting the construction of healthy China. The conclusion of this paper shows that stable material living conditions are the main cause of the upsurge of running and the paired running behavior reflects the fact that people's purpose of running is not only to keep fit or exercise, but also to meet the needs of people's social interaction.